<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1 th:text="#{login.tip}">login</h1>
<a th:href="@{/login(l='zh_CN')}">中文</a>
<a th:href="@{/login(l='en_US')}">English</a>

</body>
</html>